Investments - Portion of Net Unrealized Gains (Losses) Recognized During the Reporting Period (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Equity securities:
Net gains recognized during the period	$ 910	$ 580	$ 1,669	$ 2,695
Less: net gains recognized on securities sold	15	116	149	330
Net unrealized gains recognized on securities held at reporting date	$ 895	$ 464	$ 1,520	$ 2,365